code: def test_str_accessor_extractall(df_ddf):
      df, ddf = df_ddf
      assert_eq(
          ddf.str_col.str.extractall("(.*)b(.*)"),
          df.str_col.str.extractall("(.*)b(.*)"),
      )
  
imports: from __future__ import annotations
  import contextlib
  import numpy
  import pytest
  import dask.dataframe
  from dask.dataframe._compat import PANDAS_GE_140, PANDAS_GE_210
  from dask.dataframe._pyarrow import to_pyarrow_string
  from dask.dataframe.utils import assert_eq, pyarrow_strings_enabled
label_desc: Use image node_id 10 for calling a global function with example usage: test_str_accessor_extractall(df_ddf) without return types